Find the percent: tax, discount and more
Kenneth bought a playground slide marked down from $575 to $506. What is the discount, as a percentage?
The percent of change formula can be used to find percent of discount.
percent of discount 
= 
original price – discount price 
________________________ 
original price 

Plug $575 and $506 into the formula and simplify.
percent of discount 
= 
original price – discount price 
________________________ 
original price 



= 



= 



= 
0.12 
Write the number as a percent.
0.12 → 12%
The percentage of discount is 12%.
With sales tax, it cost $192.96 to buy a $180 camping tend. What is the sale tax percentage?
The percent of change formula can be used to find sales tax percentage.
sales tax percentage 
= 
price with tax – price before tax 
__________________________ 
price before tax 

Plug $180 and $192.96 into the formula and simplify.
sales tax percentage 
= 
price with tax – price before tax 
__________________________ 
price before tax 



= 



= 



= 
0.072 
Write the number as a percent.
0.072 → 7.2%
The sales tax percentage is 7.2%.
With sales tax, it cost $223.74 to buy a $198 item. What is the sale tax percentage?
The sale tax percentage is: %